<script setup>
import E from 'wangeditor';
import request from "@/utils/request";
import { ref, onMounted, nextTick } from 'vue';

let editor;
const loading = ref(true);
const form = ref({});
const dialogVisible = ref(false);
const search = ref('');
const currentPage = ref(1);
const pageSize = ref(10);
const total = ref(0);
const tableData = ref([]);
const vis = ref(false);
const detail = ref({});

const details = (row) => {
  detail.value = row;
  vis.value = true;
};

const filesUploadSuccess = (res) => {
  console.log(res);
  form.value.cover = res.data;
};

const load = () => {
  loading.value = true;
  request.get("/news", {
    params: {
      pageNum: currentPage.value,
      pageSize: pageSize.value,
      search: search.value
    }
  }).then((res) => {
    loading.value = false;
    tableData.value = res.data.records;
    total.value = res.data.total;
  });
};

const add = () => {
  dialogVisible.value = true;
  form.value = {};
  nextTick(() => {
    if (!editor) {
      editor = new E('#div1');
      editor.config.uploadImgServer = `http://${window.server.filesUploadUrl}:9090/files/editor/upload`;
      editor.config.uploadFileName = 'file';
      editor.create();
    }
    editor.txt.html('');
  });
};

const save = () => {
  form.value.content = editor.txt.html();
  if (form.value.id) {
    request.put("/news", form.value).then((res) => {
      if (res.code === '0') {
        // 假设 $message 是通过 app.config.globalProperties.$message 挂载的全局方法
        app.config.globalProperties.$message({
          type: 'success',
          message: '更新成功'
        });
      } else {
        app.config.globalProperties.$message({
          type: 'error',
          message: res.msg
        });
      }
      load();
      dialogVisible.value = false;
    });
  } else {
    const userStr = sessionStorage.getItem('user') || '{}';
    const user = JSON.parse(userStr);
    form.value.author = user.nickName;
    request.post("/news", form.value).then((res) => {
      if (res.code === '0') {
        app.config.globalProperties.$message({
          type: 'success',
          message: '新增成功'
        });
      } else {
        app.config.globalProperties.$message({
          type: 'error',
          message: res.msg
        });
      }
      load();
      dialogVisible.value = false;
    });
  }
};

const handleEdit = (row) => {
  form.value = JSON.parse(JSON.stringify(row));
  dialogVisible.value = true;
  nextTick(() => {
    if (!editor) {
      editor = new E('#div1');
      editor.config.uploadImgServer = 'http://localhost:9090/files/editor/upload';
      editor.config.uploadFileName = 'file';
      editor.create();
    }
    editor.txt.html(row.content);
  });
};

const handleDelete = (id) => {
  request.delete("/news/" + id).then((res) => {
    if (res.code === '0') {
      app.config.globalProperties.$message({
        type: 'success',
        message: '删除成功'
      });
    } else {
      app.config.globalProperties.$message({
        type: 'error',
        message: res.msg
      });
    }
    load();
  });
};

const handleSizeChange = (newPageSize) => {
  pageSize.value = newPageSize;
  load();
};

const handleCurrentChange = (newPageNum) => {
  currentPage.value = newPageNum;
  load();
};

onMounted(() => {
  load();
});
</script>

<template>
  <div style="padding: 10px">
    <!--    功能区域-->
    <div style="margin: 10px 0">
      <el-button type="primary" @click="add">新增</el-button>
    </div>

    <!--    搜索区域-->
    <div style="margin: 10px 0">
      <el-input v-model="search" placeholder="请输入关键字" style="width: 20%" clearable></el-input>
      <el-button type="primary" style="margin-left: 5px" @click="load">查询</el-button>
    </div>
    <el-table v-loading="loading" :data="tableData" border stripe style="width: 100%">
      <el-table-column prop="id" label="ID" sortable>
      </el-table-column>
      <el-table-column prop="title" label="标题">
      </el-table-column>
      <el-table-column prop="author" label="作者">
      </el-table-column>
      <el-table-column prop="time" label="时间">
      </el-table-column>
      <el-table-column label="操作">
        <template #default="scope">
          <el-button size="mini" @click="details(scope.row)">详情</el-button>
          <el-button size="mini" @click="handleEdit(scope.row)">编辑</el-button>
          <el-popconfirm title="确定删除吗？" @confirm="handleDelete(scope.row.id)">
            <template #reference>
              <el-button size="mini" type="danger">删除</el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <div style="margin: 10px 0">
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="currentPage"
        :page-sizes="[5, 10, 20]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper" :total="total">
      </el-pagination>
    </div>

    <el-dialog title="编辑" v-model="dialogVisible" width="50%">
      <el-form :model="form" label-width="120px">
        <el-form-item label="标题">
          <el-input v-model="form.title" style="width: 50%"></el-input>
        </el-form-item>

        <div id="div1"></div>
        <!--        <el-form-item label="内容">-->
        <!--          <el-input v-model="form.price" style="width: 80%"></el-input>-->
        <!--        </el-form-item>-->
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="save">确 定</el-button>
        </span>
      </template>
    </el-dialog>

    <el-dialog title="详情" v-model="vis" width="50%">
      <el-card>
        <div v-html="detail.content" style="min-height: 100px"></div>
      </el-card>
    </el-dialog>

  </div>
</template>